<?php
return array(
	'article' 	=> array('_join'=>'LEFT JOIN','_as'=>'A'),	
	'category' 	=> array('_on'=>'A.category=C.id','name'=>'cat_name','_as'=>'C','_join'=>'LEFT JOIN'),	
	'admin' 	=> array('_on'=>'A.author=AD.id','name'=>'admin_name','_as'=>'AD'),	
	);
